.login-bg
	position: relative
	width: 100vw
	height: 100vh
	// background-color:#f5f5f5
.login-form 
	position: absolute;
	width: 320px;
	height 360px
	top: 50%;
	left: 50%
	margin: -180px -160px 
	.logo
		margin: 0 auto 30px
		width: 240px
		height: 60px
		background: url("/static/images/common/icon.png") no-repeat center;
		background-size: auto 100%
	.captcha
		width: 200px
	.captcha-img
		border:1px solid #d9d9d9; 
		cursor:pointer;
		width: 110px;
		height: 32px;
		vertical-align: middle;
		box-sizing: border-box
		margin: -1px 0 1px 10px
		border-radius: 4px

